ChromeOS: Use common fill_lb_gpio()

Change-Id: I2ba7a1c2b2e6ce2c00c9a2916141bed67930ba2d
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/5586
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@google.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>

src/mainboard/intel/baskingridge/chromeos.c

@@ -29,8 +29,6 @@
 #include <boot/coreboot_tables.h>
 
 #define GPIO_COUNT	6
-#define ACTIVE_LOW	0
-#define ACTIVE_HIGH	1
 
 void fill_lb_gpios(struct lb_gpios *gpios)
 {